The project S4Uwhoami is a simple project which intended to show a way how to use S4U2Self in Windows for gathering information about any user, machine or service in the domain. In order to do this the only function needed is LsaLogonUser.
Just enter name of a any user, computer (without $ at the end) or service.
C:\> S4Uwhoami.exe Administrator
User:
=====
WDOMAIN\Administrator S-1-5-21-4188712652-911564600-2864056775-500
Groups:
=======
WDOMAIN\Domain Users S-1-5-21-4188712652-911564600-2864056775-513
Everyone S-1-1-0
BUILTIN\Users S-1-5-32-545
BUILTIN\Administrators S-1-5-32-544
NT AUTHORITY\NETWORK S-1-5-2
NT AUTHORITY\Authenticated Users S-1-5-11
NT AUTHORITY\This Organization S-1-5-15
NT AUTHORITY\LogonSessionId_0_36119956 S-1-5-5-0-36119956
WDOMAIN\Domain Admins S-1-5-21-4188712652-911564600-2864056775-512
WDOMAIN\Group Policy Creator Owners S-1-5-21-4188712652-911564600-2864056775-520
WDOMAIN\Enterprise Admins S-1-5-21-4188712652-911564600-2864056775-519
WDOMAIN\Schema Admins S-1-5-21-4188712652-911564600-2864056775-518
Service asserted identity S-1-18-2
WDOMAIN\Denied RODC Password Replication Group S-1-5-21-4188712652-911564600-2864056775-572
Mandatory Label\High Mandatory Level S-1-16-12288
Privileges:
===========
SeCreateTokenPrivilege Create a token object
SeIncreaseQuotaPrivilege Adjust memory quotas for a process
SeTcbPrivilege Act as part of the operating system
SeSecurityPrivilege Manage auditing and security log
SeTakeOwnershipPrivilege Take ownership of files or other objects
SeLoadDriverPrivilege Load and unload device drivers
SeSystemProfilePrivilege Profile system performance
SeSystemtimePrivilege Change the system time
SeProfileSingleProcessPrivilege Profile single process
SeIncreaseBasePriorityPrivilege Increase scheduling priority
SeCreatePagefilePrivilege Create a pagefile
SeBackupPrivilege Back up files and directories
SeRestorePrivilege Restore files and directories
SeShutdownPrivilege Shut down the system
SeDebugPrivilege Debug programs
SeSystemEnvironmentPrivilege Modify firmware environment values
SeChangeNotifyPrivilege Bypass traverse checking
SeRemoteShutdownPrivilege Force shutdown from a remote system
SeUndockPrivilege Remove computer from docking station
SeManageVolumePrivilege Perform volume maintenance tasks
SeImpersonatePrivilege Impersonate a client after authentication
SeCreateGlobalPrivilege Create global objects
SeIncreaseWorkingSetPrivilege Increase a process working set
SeTimeZonePrivilege Change the time zone
SeCreateSymbolicLinkPrivilege Create symbolic links
SeDelegateSessionUserImpersonatePrivilege Obtain an impersonation token for another user in the same sessionHow to request data for service name:
C:> S4Uwhoami.exe ldap/wserver.wdomain.lan
User:
=====
WDOMAIN\WSERVER$ S-1-5-21-4188712652-911564600-2864056775-1000
Groups:
=======
WDOMAIN\Domain Controllers S-1-5-21-4188712652-911564600-2864056775-516
Everyone S-1-1-0
BUILTIN\Users S-1-5-32-545
NT AUTHORITY\NETWORK S-1-5-2
NT AUTHORITY\Authenticated Users S-1-5-11
NT AUTHORITY\This Organization S-1-5-15
NT AUTHORITY\LogonSessionId_0_15593971 S-1-5-5-0-15593971
NT AUTHORITY\ENTERPRISE DOMAIN CONTROLLERS S-1-5-9
Service asserted identity S-1-18-2
WDOMAIN\Denied RODC Password Replication Group S-1-5-21-4188712652-911564600-2864056775-572
WDOMAIN\Cert Publishers S-1-5-21-4188712652-911564600-2864056775-517
Mandatory Label\Medium Plus Mandatory Level S-1-16-8448
Privileges:
===========
SeShutdownPrivilege Shut down the system
SeChangeNotifyPrivilege Bypass traverse checking
SeUndockPrivilege Remove computer from docking station
SeIncreaseWorkingSetPrivilege Increase a process working set
SeTimeZonePrivilege Change the time zone
UNKNOWN ERROR DURING EXECUTION
Also as a result in the current directory will be new file with name "<user_name>_token.xml". The format of the file is defined in my other project.
(c) 2024, Yury Strozhevsky yury@strozhevsky.com
Anyone allowed to do whatever he/she want with the code.